Home / 4,212.10-6,317.43-1,250.48

Finding the Fourth Proportional to 4,212.10, 6,317.43 and 1,250.48

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Solution

The fourth proportional to 4,212.10, 6,317.43 and 1,250.48 is: 1,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.10 : 6,317.43 = 1,250.48 : x
  2. Step 2: Convert to fraction form
    4,212.10/6,317.43 = 1,250.48/x
  3. Step 3: Cross multiply
    4,212.10x = 6,317.43 × 1,250.48
  4. Step 4: Simplify right side
    4,212.10x = 7,899,819.87
  5. Step 5: Solve for x
    x = 7,899,819.87/4,212.10
  6. Step 6: Final answer
    x = 1,875.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.